Scientists are learning more about how water moves through the Grand Canyon, and how what happens above ground affects what ...

With over 325 million visitors in recent years, U.S. National Parks are top destinations. Travelers can see iconic landscapes ...

Millions of international visitors paying a $100 surcharge can allow needed investments in the Grand Canyon for all to enjoy.

PHILIPPINES () – The U.S. National Park Service protects 63 national parks and over 400 sites across the United States and its ...

An urban geologist goes to downtown Seattle and finds a rangeof rocks rivaling any assembled by plate tectonics.

The United States has a habit of showcasing its geology. Long before cities and highways showed up, forces beneath the ...

It was a busy year in Yellowstone National Park, with 2025 featuring 1,136 earthquakes, the formation of new geological ...

The United States is home to 14 national parks that are also designated UNESCO World Heritage Sites. Can you name them?

That’s the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in Yellowstone National Park on Saturday morning. Video shared by the USGS on social ...

A big, messy surprise greeted Yellowstone National Park early Saturday morning, just as winter officially began. At around 9:23 a.m., a powerful mud eruption took place at the Black Diamond Pool in ...